The updated packages fix security vulnerabilities:
It was discovered that CUPS incorrectly authenticated certain remote requests. A remote attacker could possibly use this issue to obtain recently printed documents. (CVE-2023-32360)
Due to failure in validating the length provided by an attacker-crafted PPD PostScript document, CUPS and libppd are susceptible to a heap-based buffer overflow and possibly code execution. (CVE-2023-4504)